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76026404 = 221912521
BaseRepresentation
bin1001000100000…
…01001000100100
312022001112121202
410202001020210
5123430321104
611313302032
71612133216
oct442011044
9168045552
1076026404
1139a07843
1221564918
131299b84c
14a1505b6
156a1b51e
hex4881224

76026404 has 18 divisors (see below), whose sum is σ = 134003142. Its totient is φ = 37741600.

The previous prime is 76026403. The next prime is 76026409. The reversal of 76026404 is 40462067.

It can be written as a sum of positive squares in only one way, i.e., 58369600 + 17656804 = 7640^2 + 4202^2 .

It is not an unprimeable number, because it can be changed into a prime (76026403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 145664 + ... + 146184.

It is an arithmetic number, because the mean of its divisors is an integer number (7444619).

Almost surely, 276026404 is an apocalyptic number.

It is an amenable number.

76026404 is a deficient number, since it is larger than the sum of its proper divisors (57976738).

76026404 is a wasteful number, since it uses less digits than its factorization.

76026404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907 (or 714 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 76026404 is about 8719.3121288322. The cubic root of 76026404 is about 423.6314065554.

The spelling of 76026404 in words is "seventy-six million, twenty-six thousand, four hundred four".

Divisors: 1 2 4 191 382 521 764 1042 2084 36481 72962 99511 145924 199022 398044 19006601 38013202 76026404